"c VAR 0214 01117 COAL 3R 911-958 MD= 1E-37 " "c REF 0214 LOC 1887 WIDTH 9 DK 30 COL 62-70 " "c " "c " "c ANTHRACITE COAL PRODUCTION " "c -------------------------- " "c " "c NBER SERIES: 01117 " "c AREA COVERED: U.S. " "c UNITS: THOUSANDS OF SHORT TONS " "c ANNUAL COVERAGE: NONE " "c QUARTERLY COVERAGE: NONE " "c MONTHLY COVERAGE: 01/1911-12/1958 " "c SEASONAL ADJUSTMENT: NONE " "c SOURCE: BUREAU OF ANTHRACITE COAL STATISTICS, MINERAL " "c RESOURCES AND MINERALS YEARBOOKS. " "c " "c NOTES: SERIES 01117 IS PRESENTED HERE AS TWO " "c VARIABLES--(1)--ORIGINAL DATA, 1879-1922 (2)--ORIGINAL DATA, " "c 1911-1958. " "c DATA INCLUDES NOT ONLY SHIPMENTS BUT ALSO DREDGE COAL, " "c AS WELL AS COAL USED AS MINE FUEL AND USED LOCALLY. " "c DATA REFLECT STRIKE OF SEPTEMBER 1, 1925 TO FEBRUARY " "c 12, 1926, AND STRIKE IN MAY OF 1945. " "c BEGINNING WITH 1941, SMALL QUANTITIES PURCHASED FROM " "c "BOOTLEG" OPERATORS (WORKING ON LAND NEITHER OWNED NOR " "c LEASED BY THEM) HAVE BEEN INCLUDED IN THE REGULAR PRODUCTION " "c FIGURES. " "c DATA BEGINNING 1951 INCLUDE TOTAL PRODUCTION OF " "c INDEPENDENT OPERATORS, PREVIOUS FIGURES INCLUDED ONLY COAL " "c PURCHASED FROM INDEPENDENTS. " "c " "c NOT CHECKED AGAINST ORIGINALS. " "c " "c ............................................................... "